.all {
    padding-left: 0px;
    padding-right: 0px;
    padding-top: 0px;
    padding-bottom: 0px;
    margin-top: 0px;
    margin-bottom: 0px;
    margin-left: 0px;
    margin-right: 0px;
    width: 100%;
    height: 100%;
    /*position: relative;*/
}

.head {
    background-color: white;
    width: 100%;
    padding-left: 0px;
    position: fixed;
    z-index: 999;
}

.body {
    padding: 0px;
    height: 100%;
    /*position: relative;*/
}
/*固钉布局*/
/*.all .flex_image{*/
    /*position: absolute;*/
    /*right: 30px;*/
    /*background-color: green;*/
    /*width: 80px;*/
    /*height: 80px;*/
    /*z-index: 999;*/
/*}*/

/*.body {*/
    /*width: 100%;*/
    /*height: auto;*/
    /*margin: 0 auto;*/
    /*min-width: 1200px;*/
    /*max-width: 1920px;*/
    /*overflow: hidden;*/
    /*position: relative;*/
/*}*/